The 15 most exciting startups inside fintech hub Level39

Office space Level39 in Canary Wharf is the biggest hub of fintech talent in London, and possibly the world.

It's home to more than 170 startups, ranging from one-person operations to teams of 30-plus. Despite its name, Level39 now takes up three floors.

We've picked out the 15 most exciting companies based in the space, ranking them based on which we think have the potential to become the next TransferWise.As well as pure fintech firms, we've also included startups based there that work in areas like cyber security or customer engagement. For many of these businesses, the majority of their clients are finance firms.

That's why they have based themselves in the heart of Canary Wharf, home to the headquarters of big banks like HSBC, JPMorgan, and Barclays.